Negated Character Class[^\d.\n] \da digit
.the literal . (4610 / 568 / 2E16)
\na line-feed (newline) character (ASCII 10)
\d*a digit, repeated any number of times
\.the literal . (4610 / 568 / 2E16)
\d+a digit, repeated at least once
\ban ASCII word boundary
Negative Lookahead(?!\.\d) \.the literal . (4610 / 568 / 2E16)
\da digit
g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string